Cohn attended Whitman College in Washington and finished his Bachelor of Science Degree with a major in music at California State University at Northridge.
His chamber orchestra work Noah’s Rhythm was premiered at the Los Angeles County Museum of Art, conducted by Pulitzer Prize winning composer Steven Stucky.
[6] In 2006, his work for choir and chamber orchestra commissioned by the Foundation for Universal Sacred Music, entitled The Family of God, was premiered at Merkin Hall in New York City.
He has been Composer-in-Residence at The International Encounters of Catalonia in France, and he has been commissioned to compose new works which have been performed in Los Angeles, New York, Chicago, Fort Worth, Kearney, Tempe, Jacksonville, Black Mountain, Hoover, Montgomery, Huntsville, and in Europe and Asia in Rome, Brussels, Ceret, Passau, Berlin, Orihuela, China (various cities), and Prague.
He won an Emmy Award for "Outstanding Achievement in Music", and his scores have been part of many award-winning productions and feature films which included such stars as Lily Tomlin, Joanne Woodward, Kathleen Quinlan, Colleen Dewhurst, William Shatner, and Wallace Shawn.